<!DOCTYPE html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1310912
-->
<html>
<head>
  <title>Test for Bug 1310912</title>
  <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
  <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1310912">Mozilla Bug 1310912</a>
<p id="display"></p>
<div id="content" style="display: none;">

</div>

<div id="editable1" contenteditable="true">ABC</div>
<pre id="test">

<script class="testbody" type="application/javascript">
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(function() {
  let elm = document.getElementById("editable1");

  elm.focus();
  let sel = window.getSelection();
  sel.collapse(elm.childNodes[0], elm.textContent.length);

  synthesizeCompositionChange({
    composition: {
      string: "DEF",
      clauses: [
        { length: 3, attr: COMPOSITION_ATTR_RAW_CLAUSE }
      ]
    },
    caret: { start: 3, length: 0 }
  });
  ok(elm.textContent == "ABCDEF", "composing text should be set");

  window.getSelection().getRangeAt(0).insertNode(document.createTextNode(""));
  synthesizeCompositionChange({
    composition: {
      string: "GHI",
      clauses: [
        { length: 3, attr: COMPOSITION_ATTR_CONVERTED_CLAUSE }
      ]
    },
    caret: { start: 0, length: 0 }
  });
  ok(elm.textContent == "ABCGHI", "composing text should be replaced");

  window.getSelection().getRangeAt(0).insertNode(document.createTextNode(""));
  synthesizeCompositionChange({
    composition: {
      string: "JKL",
      clauses: [
        { length: 3, attr: COMPOSITION_ATTR_CONVERTED_CLAUSE }
      ]
    },
    caret: { start: 0, length: 0 }
  });
  ok(elm.textContent == "ABCJKL", "composing text should be replaced");

  window.getSelection().getRangeAt(0).insertNode(document.createTextNode(""));
  synthesizeCompositionChange({
    composition: {
      string: "MNO",
      clauses: [
        { length: 3, attr: COMPOSITION_ATTR_CONVERTED_CLAUSE }
      ]
    },
    caret: { start: 1, length: 0 }
  });
  ok(elm.textContent == "ABCMNO", "composing text should be replaced");

  window.getSelection().getRangeAt(0).insertNode(document.createTextNode(""));
  synthesizeComposition({ type: "compositioncommitasis" });
  ok(elm.textContent == "ABCMNO", "composing text should be committed");

  synthesizeKey("Z", { accelKey: true });
  ok(elm.textContent == "ABC", "text should be undoed");

  synthesizeKey("Z", { accelKey: true, shiftKey: true });
  ok(elm.textContent == "ABCMNO", "text should be redoed");

  SimpleTest.finish();
});
</script>
</pre>
</body>
</html>
